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Implement HTML{Anchor,Area,Link}Element.relList.

Browse source 
https://github.com/servo/servo/issues/3994
This commit is contained in:
Achal Shah 2014-11-23 02:03:45 -08:00
parent 90007ee781
commit 23ed1f705b
9 changed files with 99 additions and 36 deletions
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28
components/script/dom/htmllinkelement.rs
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@ -2,14 +2,16 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::attr::Attr;
use dom::attr::{Attr, AttrValue};
use dom::attr::AttrHelpers;
use dom::bindings::codegen::Bindings::HTMLLinkElementBinding;
use dom::bindings::codegen::Bindings::HTMLLinkElementBinding::HTMLLinkElementMethods;
use dom::bindings::codegen::InheritTypes::HTMLLinkElementDerived;
use dom::bindings::codegen::InheritTypes::{ElementCast, HTMLElementCast};
use dom::bindings::js::{JSRef, Temporary, OptionalRootable};
use dom::bindings::js::{MutNullableJS, JSRef, Temporary, OptionalRootable};
use dom::bindings::utils::{Reflectable, Reflector};
use dom::document::Document;
use dom::domtokenlist::DOMTokenList;
use dom::element::{AttributeHandlers, Element, HTMLLinkElementTypeId};
use dom::eventtarget::{EventTarget, NodeTargetTypeId};
use dom::htmlelement::HTMLElement;
@ -19,12 +21,14 @@ use layout_interface::{LayoutChan, LoadStylesheetMsg};
use servo_util::str::{DOMString, HTML_SPACE_CHARACTERS};
use std::ascii::AsciiExt;
use std::default::Default;
use url::UrlParser;
use string_cache::Atom;
#[dom_struct]
pub struct HTMLLinkElement {
htmlelement: HTMLElement,
rel_list: MutNullableJS<DOMTokenList>,
}
impl HTMLLinkElementDerived for EventTarget {
@ -36,7 +40,8 @@ impl HTMLLinkElementDerived for EventTarget {
impl HTMLLinkElement {
fn new_inherited(localName: DOMString, prefix: Option<DOMString>, document: JSRef<Document>) -> HTMLLinkElement {
HTMLLinkElement {
htmlelement: HTMLElement::new_inherited(HTMLLinkElementTypeId, localName, prefix, document)
htmlelement: HTMLElement::new_inherited(HTMLLinkElementTypeId, localName, prefix, document),
rel_list: Default::default(),
}
}
@ -87,6 +92,13 @@ impl<'a> VirtualMethods for JSRef<'a, HTMLLinkElement> {
}
}
fn parse_plain_attribute(&self, name: &Atom, value: DOMString) -> AttrValue {
match name {
&atom!("rel") => AttrValue::from_tokenlist(value),
_ => self.super_type().unwrap().parse_plain_attribute(name, value),
}
}
fn bind_to_tree(&self, tree_in_doc: bool) {
match self.super_type() {
Some(ref s) => s.bind_to_tree(tree_in_doc),
@ -132,3 +144,13 @@ impl Reflectable for HTMLLinkElement {
}
}
impl<'a> HTMLLinkElementMethods for JSRef<'a, HTMLLinkElement> {
fn RelList(self) -> Temporary<DOMTokenList> {
if self.rel_list.get().is_none() {
let element: JSRef<Element> = ElementCast::from_ref(self);
let rel_list = DOMTokenList::new(element, &atom!("rel"));
self.rel_list.assign(Some(rel_list));
}
self.rel_list.get().unwrap()
}
}